ttrss/qml/ttrss/models/htmlentities.js

201 lines
7.9 KiB
JavaScript

function get_html_translation_table (table, quote_style) {
// Returns the internal translation table used by htmlspecialchars and htmlentities
//
// version: 1109.2015
// discuss at: http://phpjs.org/functions/get_html_translation_table // + original by: Philip Peterson
// + revised by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
// + bugfixed by: noname
// + bugfixed by: Alex
// + bugfixed by: Marco // + bugfixed by: madipta
// + improved by: KELAN
// + improved by: Brett Zamir (http://brett-zamir.me)
// + bugfixed by: Brett Zamir (http://brett-zamir.me)
// + input by: Frank Forte // + bugfixed by: T.Wild
// + input by: Ratheous
// % note: It has been decided that we're not going to add global
// % note: dependencies to php.js, meaning the constants are not
// % note: real constants, but strings instead. Integers are also supported if someone // % note: chooses to create the constants themselves.
// * example 1: get_html_translation_table('HTML_SPECIALCHARS');
// * returns 1: {'"': '&quot;', '&': '&amp;', '<': '&lt;', '>': '&gt;'}
var entities = {},
hash_map = {},
decimal;
var constMappingTable = {},
constMappingQuoteStyle = {};
var useTable = {},
useQuoteStyle = {};
// Translate arguments
constMappingTable[0] = 'HTML_SPECIALCHARS';
constMappingTable[1] = 'HTML_ENTITIES';
constMappingQuoteStyle[0] = 'ENT_NOQUOTES';
constMappingQuoteStyle[2] = 'ENT_COMPAT';
constMappingQuoteStyle[3] = 'ENT_QUOTES';
useTable = !isNaN(table) ? constMappingTable[table] : table ? table.toUpperCase() : 'HTML_SPECIALCHARS';
useQuoteStyle = !isNaN(quote_style) ? constMappingQuoteStyle[quote_style] : quote_style ? quote_style.toUpperCase() : 'ENT_COMPAT';
if (useTable !== 'HTML_SPECIALCHARS' && useTable !== 'HTML_ENTITIES') {
throw new Error("Table: " + useTable + ' not supported');
// return false;
}
entities['38'] = '&amp;';
if (useTable === 'HTML_ENTITIES') {
entities['160'] = '&nbsp;';
entities['161'] = '&iexcl;';
entities['162'] = '&cent;';
entities['163'] = '&pound;';
entities['164'] = '&curren;';
entities['165'] = '&yen;';
entities['166'] = '&brvbar;';
entities['167'] = '&sect;';
entities['168'] = '&uml;';
entities['169'] = '&copy;';
entities['170'] = '&ordf;';
entities['171'] = '&laquo;';
entities['172'] = '&not;';
entities['173'] = '&shy;';
entities['174'] = '&reg;';
entities['175'] = '&macr;';
entities['176'] = '&deg;';
entities['177'] = '&plusmn;';
entities['178'] = '&sup2;';
entities['179'] = '&sup3;';
entities['180'] = '&acute;';
entities['181'] = '&micro;';
entities['182'] = '&para;';
entities['183'] = '&middot;';
entities['184'] = '&cedil;';
entities['185'] = '&sup1;';
entities['186'] = '&ordm;';
entities['187'] = '&raquo;';
entities['188'] = '&frac14;';
entities['189'] = '&frac12;';
entities['190'] = '&frac34;';
entities['191'] = '&iquest;';
entities['192'] = '&Agrave;';
entities['193'] = '&Aacute;';
entities['194'] = '&Acirc;';
entities['195'] = '&Atilde;';
entities['196'] = '&Auml;';
entities['197'] = '&Aring;';
entities['198'] = '&AElig;';
entities['199'] = '&Ccedil;';
entities['200'] = '&Egrave;';
entities['201'] = '&Eacute;';
entities['202'] = '&Ecirc;';
entities['203'] = '&Euml;';
entities['204'] = '&Igrave;';
entities['205'] = '&Iacute;';
entities['206'] = '&Icirc;';
entities['207'] = '&Iuml;';
entities['208'] = '&ETH;';
entities['209'] = '&Ntilde;';
entities['210'] = '&Ograve;';
entities['211'] = '&Oacute;';
entities['212'] = '&Ocirc;';
entities['213'] = '&Otilde;';
entities['214'] = '&Ouml;';
entities['215'] = '&times;';
entities['216'] = '&Oslash;';
entities['217'] = '&Ugrave;';
entities['218'] = '&Uacute;';
entities['219'] = '&Ucirc;';
entities['220'] = '&Uuml;';
entities['221'] = '&Yacute;';
entities['222'] = '&THORN;';
entities['223'] = '&szlig;';
entities['224'] = '&agrave;';
entities['225'] = '&aacute;';
entities['226'] = '&acirc;';
entities['227'] = '&atilde;';
entities['228'] = '&auml;';
entities['229'] = '&aring;';
entities['230'] = '&aelig;';
entities['231'] = '&ccedil;';
entities['232'] = '&egrave;';
entities['233'] = '&eacute;';
entities['234'] = '&ecirc;';
entities['235'] = '&euml;';
entities['236'] = '&igrave;';
entities['237'] = '&iacute;';
entities['238'] = '&icirc;';
entities['239'] = '&iuml;';
entities['240'] = '&eth;';
entities['241'] = '&ntilde;';
entities['242'] = '&ograve;';
entities['243'] = '&oacute;';
entities['244'] = '&ocirc;';
entities['245'] = '&otilde;';
entities['246'] = '&ouml;';
entities['247'] = '&divide;';
entities['248'] = '&oslash;';
entities['249'] = '&ugrave;';
entities['250'] = '&uacute;';
entities['251'] = '&ucirc;';
entities['252'] = '&uuml;';
entities['253'] = '&yacute;';
entities['254'] = '&thorn;';
entities['255'] = '&yuml;';
entities['352'] = '&Scaron;';
entities['353'] = '&scaron;';
}
if (useQuoteStyle !== 'ENT_NOQUOTES') {
entities['34'] = '&quot;';
}
if (useQuoteStyle === 'ENT_QUOTES') {
entities['39'] = '&#39;';
}
entities['60'] = '&lt;';
entities['62'] = '&gt;';
// ascii decimals to real symbols
for (decimal in entities) {
if (entities.hasOwnProperty(decimal)) {
hash_map[String.fromCharCode(decimal)] = entities[decimal]; }
}
return hash_map;
}
function html_entity_decode (string, quote_style) {
// Convert all HTML entities to their applicable characters
//
// version: 1109.2015
// discuss at: http://phpjs.org/functions/html_entity_decode // + original by: john (http://www.jd-tech.net)
// + input by: ger
// + improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
// + revised by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
// + bugfixed by: Onno Marsman // + improved by: marc andreu
// + revised by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
// + input by: Ratheous
// + bugfixed by: Brett Zamir (http://brett-zamir.me)
// + input by: Nick Kolosov (http://sammy.ru) // + bugfixed by: Fox
// - depends on: get_html_translation_table
// * example 1: html_entity_decode('Kevin &amp; van Zonneveld');
// * returns 1: 'Kevin & van Zonneveld'
// * example 2: html_entity_decode('&amp;lt;'); // * returns 2: '&lt;'
var hash_map = {},
symbol = '',
tmp_str = '',
entity = '';
tmp_str = string.toString();
if (false === (hash_map = this.get_html_translation_table('HTML_ENTITIES', quote_style))) {
return false;
}
// fix &amp; problem
// http://phpjs.org/functions/get_html_translation_table:416#comment_97660
delete(hash_map['&']);
hash_map['&'] = '&amp;';
for (symbol in hash_map) {
entity = hash_map[symbol];
tmp_str = tmp_str.split(entity).join(symbol);
}
tmp_str = tmp_str.split('&#039;').join("'");
//decode numeric html entities
tmp_str = tmp_str.replace(/&#([0-9]{1,3});/gi, function(match, numStr) {
var num = parseInt(numStr, 10);
return String.fromCharCode(num);
});
return tmp_str;
}